Simplex Trading, LLC Top Holdings and 13F Report (2026) About Simplex Trading, LLCInvestment ActivitySimplex Trading, LLC has $149.08 billion in total holdings as of March 31, 2026.Simplex Trading, LLC owns shares of 8,927 different stocks, but just 78 companies or ETFs make up 80% of its holdings.Approximately 9.13% of the portfolio was purchased this quarter.About 21.10% of the portfolio was sold this quarter.This quarter, Simplex Trading, LLC has purchased 8,343 new stocks and bought additional shares in 2,622 stocks.Simplex Trading, LLC sold shares of 3,907 stocks and completely divested from 1,622 stocks this quarter.Largest Holdings STATE STR SPDR S&P 500 ETF T $27,410,465,286STATE STR SPDR S&P 500 ETF T $14,079,926,034INVESCO QQQ TR $6,494,660,232INVESCO QQQ TR $5,990,089,476ISHARES TR $5,114,802,499 Largest New Holdings this Quarter 874039950 - TAIWAN SEMICONDUCTOR MANUFAC $498,476,250 Holding874039900 - TAIWAN SEMICONDUCTOR MANUFAC $255,152,250 Holding023135106 - Amazon.com $159,302,390 Holding874039100 - Taiwan Semiconductor Manufacturing $118,892,499 Holding78463V107 - SPDR Gold Shares $99,230,037 Holding Largest Purchases this Quarter STATE STR SPDR S&P 500 ETF T 2,216,500 shares (about $1.44B)ISHARES TR 7,313,200 shares (about $845.84M)STATE STR SPDR S&P 500 ETF T 893,700 shares (about $581.21M)TAIWAN SEMICONDUCTOR MANUFAC 1,475,000 shares (about $498.48M)INVESCO QQQ TR 839,600 shares (about $484.60M) Largest Sales this Quarter INVESCO QQQ TR 4,113,000 shares (about $2.37B)TESLA INC 4,530,300 shares (about $1.68B)NVIDIA CORPORATION 9,605,500 shares (about $1.68B)NVIDIA CORPORATION 7,149,700 shares (about $1.25B)TESLA INC 2,494,600 shares (about $927.37M) Sector Allocation Over TimeMap of 500 Largest Holdings ofSimplex Trading, LLC Selling Neutral Buying Latest 13F Holdings and Changes Since Previous Quarterly FilingIssuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSectorSTATE STR SPDR S&P 500 ETF T$27,410,465,286$581,208,858 â–²2.2%42,147,90018.4%PUTSTATE STR SPDR S&P 500 ETF T$14,079,926,034$1,441,478,610 â–²11.4%21,650,1009.4%CALLINVESCO QQQ TR$6,494,660,232$2,373,941,340 â–¼-26.8%11,252,4004.4%PUTINVESCO QQQ TR$5,990,089,476$484,600,328 â–²8.8%10,378,2004.0%CALLISHARES TR$5,114,802,499$98,802,825 â–²2.0%34,218,5003.4%PUTISHARES TR$3,868,704,276$845,843,168 â–²28.0%33,449,0002.6%CALLTESLA INC$3,418,761,700$927,367,550 â–¼-21.3%9,196,4002.3%CALLNVIDIA CORPORATION$3,350,136,800$1,246,907,680 â–¼-27.1%19,209,5002.2%PUTNVIDIA CORPORATION$3,327,674,080$1,675,199,200 â–¼-33.5%19,080,7002.2%CALLTESLA INC$3,090,134,700$1,684,139,025 â–¼-35.3%8,312,4002.1%PUTSPDR GOLD TR$2,362,507,245$400,686,048 â–¼-14.5%5,490,5001.6%CALLMETA PLATFORMS INC$2,351,282,661$283,890,906 â–¼-10.8%4,109,7001.6%CALLAPPLE INC$2,223,225,779$133,442,782 â–¼-5.7%8,760,1001.5%CALLALPHABET INC$2,067,392,222$501,824,906 â–¼-19.5%7,197,2001.4%CALLSPDR GOLD TR$1,648,397,961$137,994,003 â–¼-7.7%3,830,9001.1%PUTMICROSOFT CORP$1,546,718,328$403,929,504 â–²35.3%4,178,4001.0%CALLAPPLE INC$1,528,551,791$437,280,170 â–¼-22.2%6,022,9001.0%PUTAMAZON COM INC$1,457,994,135$237,386,146 â–²19.4%7,000,5001.0%CALLALPHABET INC$1,451,736,006$661,987,712 â–¼-31.3%5,053,1001.0%PUTMETA PLATFORMS INC$1,431,183,195$43,424,667 â–²3.1%2,501,5001.0%PUTISHARES SILVER TR$1,362,125,414$142,085,528 â–²11.6%19,990,1000.9%CALLSELECT SECTOR SPDR TR$1,024,765,425$93,667,627 â–¼-8.4%15,375,7000.7%PUTAMAZON COM INC$914,034,549$6,373,062 â–²0.7%4,388,7000.6%PUTMICROSOFT CORP$875,896,254$45,456,876 â–²5.5%2,366,2000.6%PUTVANECK ETF TRUST$819,987,794$365,379,012 â–¼-30.8%3,276,1000.6%PUTSELECT SECTOR SPDR TR$773,410,785$87,105,686 â–²12.7%12,980,2000.5%CALLNETFLIX INC.$727,740,120$239,519,265 â–¼-24.8%7,568,8000.5%PUTISHARES SILVER TR$717,936,668$52,740,360 â–¼-6.8%10,536,2000.5%PUTMICRON TECHNOLOGY INC$715,207,280$126,994,056 â–²21.6%2,117,0000.5%PUTNETFLIX INC.$712,798,410$222,241,110 â–¼-23.8%7,413,4000.5%CALLPALANTIR TECHNOLOGIES INC$709,633,536$178,622,508 â–¼-20.1%4,851,2000.5%PUTADVANCED MICRO DEVICES INC$708,119,487$62,107,179 â–¼-8.1%3,480,9000.5%PUTMICRON TECHNOLOGY INC$685,071,952$211,893,248 â–²44.8%2,027,8000.5%CALLSTATE STR SPDR DOW JONES IND$679,962,920$362,075,623 â–²113.9%1,468,0000.5%CALLBROADCOM INC$649,073,421$483,083,208 â–¼-42.7%2,097,1000.4%PUTADVANCED MICRO DEVICES INC$599,630,268$329,373,513 â–¼-35.5%2,947,6000.4%CALLPALANTIR TECHNOLOGIES INC$582,998,940$319,124,448 â–¼-35.4%3,985,5000.4%CALLBROADCOM INC$519,822,045$285,089,661 â–¼-35.4%1,679,5000.3%CALLUNITEDHEALTH GROUP INC$519,262,210$235,061,533 â–¼-31.2%1,919,0000.3%CALLSTRATEGY INC$517,475,223$37,570,443 â–²7.8%4,152,7000.3%PUTISHARES TR$509,151,871$80,194,077 â–²18.7%6,323,6000.3%PUTISHARES BITCOIN TRUST ETF$505,595,674$181,741,968 â–¼-26.4%13,159,7000.3%CALLTAIWAN SEMICONDUCTOR MANUFAC$498,476,250$498,476,250 â–²New Holding1,475,0000.3%PUTUNITED STS OIL FD LP$417,278,200$351,171,825 â–²531.2%3,279,2000.3%PUTVANECK ETF TRUST$401,284,740$26,039,763 â–²6.9%2,710,7000.3%CALLORACLE CORP$383,206,839$54,769,053 â–²16.7%2,604,9000.3%PUTISHARES BITCOIN TRUST ETF$381,522,126$48,785,716 â–²14.7%9,930,3000.3%PUTORACLE CORP$351,975,386$71,318,928 â–¼-16.8%2,392,6000.2%CALLISHARES INC$340,814,359$142,266,118 â–²71.7%6,594,4000.2%CALLALIBABA GROUP HLDG LTD$333,372,312$12,295,080 â–²3.8%2,657,2000.2%PUTUNITEDHEALTH GROUP INC$314,046,754$125,364,347 â–¼-28.5%1,160,6000.2%PUTINTEL CORP$304,408,740$195,442,944 â–¼-39.1%6,898,0000.2%CALLALIBABA GROUP HLDG LTD$303,450,102$133,527,078 â–¼-30.6%2,418,7000.2%CALLKRANESHARES TRUST$275,849,219$123,287,950 â–²80.8%9,703,1000.2%CALLEXXON MOBIL CORP$269,335,250$93,957,708 â–²53.6%1,587,5000.2%CALLISHARES INC$266,519,885$112,938,674 â–²73.5%3,741,8000.2%PUTSPDR SERIES TRUST$265,385,415$157,196,409 â–¼-37.2%3,161,4000.2%PUTNVDANVIDIA$263,196,283$134,005,821 â–²103.7%1,509,1530.2%Computer and TechnologyUNITED STS OIL FD LP$257,210,425$222,611,150 â–²643.4%2,021,3000.2%CALLTAIWAN SEMICONDUCTOR MANUFAC$255,152,250$255,152,250 â–²New Holding755,0000.2%CALLASML HLDG NV$238,013,566$111,610,135 â–¼-31.9%180,2000.2%PUTGOLDMAN SACHS GROUP INC$229,263,290$56,004,538 â–²32.3%271,0000.2%CALLEXXON MOBIL CORP$221,525,062$9,755,450 â–²4.6%1,305,7000.1%PUTJPMORGAN CHASE & CO$221,267,152$5,471,376 â–²2.5%752,2000.1%PUTGOLDMAN SACHS GROUP INC$201,007,224$50,421,004 â–¼-20.1%237,6000.1%PUTCOREWEAVE INC$196,394,197$52,826,793 â–²36.8%2,535,1000.1%CALLCITIGROUP INC$192,967,115$61,332,128 â–¼-24.1%1,701,5000.1%PUTSPDR SERIES TRUST$183,318,571$79,960,505 â–¼-30.4%1,865,5000.1%CALLINTEL CORP$182,446,659$64,368,018 â–¼-26.1%4,134,3000.1%PUTSANDISK CORP$181,834,308$34,626,030 â–²23.5%286,2000.1%PUTCITIGROUP INC$181,376,613$121,189,926 â–¼-40.1%1,599,3000.1%CALLBERKSHIRE HATHAWAY INC DEL$180,658,400$126,652,560 â–¼-41.2%377,0000.1%CALLSTRATEGY INC$176,376,247$171,953,326 â–¼-49.4%1,435,6000.1%CALLCOREWEAVE INC$175,237,140$64,470,534 â–²58.2%2,262,0000.1%PUTCOINBASE GLOBAL INC$173,998,865$23,205,669 â–²15.4%996,5000.1%PUTSANDISK CORP$166,776,750$113,026,986 â–²210.3%262,5000.1%CALLWALMART INC$164,745,568$17,622,904 â–¼-9.7%1,325,6000.1%CALLCARVANA CO$161,025,436$35,147,684 â–²27.9%512,2000.1%CALLAMZNAmazon.com$159,302,390$159,302,390 â–²New Holding764,8840.1%Retail/WholesaleSTATE STR SPDR DOW JONES IND$157,253,005$283,240,685 â–¼-64.3%339,5000.1%PUTCHEVRON CORPORATION$154,306,020$39,890,320 â–²34.9%745,8000.1%CALLCROWDSTRIKE HLDGS INC$153,314,007$7,456,831 â–¼-4.6%392,7000.1%CALLASML HLDG NV$146,876,296$33,681,165 â–¼-18.7%111,2000.1%CALLCOSTCO WHOLESALE CORPORATION$140,297,344$194,204,207 â–¼-58.1%140,8000.1%CALLBANK AMERICA CORP$136,597,500$34,705,125 â–²34.1%2,802,0000.1%CALLBOEING CO$136,594,289$103,774,242 â–¼-43.2%686,3000.1%CALLBOEING CO$136,534,580$51,489,061 â–¼-27.4%686,0000.1%PUTSPYSPDR S&P 500 ETF Trust$131,892,854$74,976,398 â–²131.7%202,8060.1%FinanceMETAMeta Platforms$131,505,796$95,651,553 â–²266.8%229,8530.1%Computer and TechnologySALESFORCE INC$126,786,264$952,017 â–¼-0.7%679,2000.1%CALLSOFI TECHNOLOGIES INC$126,555,660$43,820,860 â–²53.0%7,969,5000.1%CALLCARVANA CO$126,412,198$21,094,898 â–¼-14.3%402,1000.1%PUTDIREXION SHARES ETF TRUST$125,651,080$65,628,130 â–¼-34.3%2,537,6000.1%PUTPAYPAL HLDGS INC$123,690,481$48,387,054 â–¼-28.1%2,734,7000.1%CALLWALMART INC$123,633,744$131,910,792 â–¼-51.6%994,8000.1%PUTAPPLOVIN CORP$122,464,600$2,029,800 â–²1.7%307,7000.1%PUTTSMTaiwan Semiconductor Manufacturing$118,892,499$118,892,499 â–²New Holding351,8050.1%Computer and TechnologyARM HOLDINGS PLC$117,907,632$50,890,592 â–¼-30.1%779,4000.1%PUTROBINHOOD MKTS INC$114,733,080$96,922,980 â–¼-45.8%1,655,6000.1%CALLPROSHARES TR$113,267,580$5,226,107 â–²4.8%2,462,1000.1%CALLShowing largest 100 holdings. 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